Surface pattern applied to a rectangular sponge



FIG. 1 is a front side elevational view of a surface pattern applied to a rectangular sponge showing my new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a front side view thereof; and,

FIG. 4 is a top side view thereof.

The right side view is a mirror image of the left-side view. The bottom side view is a mirror image of the top side view. 

CLAIM The ornamental design for a surface pattern applied to a rectangular sponge, as shown and described. 